With phthalic anhydride and neopentyl glycol as the main raw material synthesis of unsaturated polyester resins, cross-linking agent containing MMA. Has medium viscosity and medium reactivity, with excellent water resistance, weather resistance and toughness, higher heat distortion temperature, strength and surface hardness. Particularly suitable for production of high quality artificial stone products

 

Performance of liquid resin

Appearance      Transparent liquid

acid value        17-25          mgKOH/g      GB/T 2895-1982

solid content      67-73            %           GB/T 7193.3-1987

viscosity 25℃    0.90-1.50         Pa.s          GB/T 7193.1-1987

stability80℃      ≥24             h           GB/T 7193.5-1987

 

Typical Curing Performance

25 ℃ water bath, 100g resin add 1ml methyl ethyl ketone peroxide solution, and 1ml Co-ethylhexanoate solution

Gel Time        4.7-8.7        min            GB/T 7193.6-1987

 

Resin casting body performance indicators

Appearance           Defect-free casting body

Tensile Strength          ≥65            Mpa        GB/T  2568-1995

Tensile Modulus         ≥3600           Mpa        GB/T  2568-1995

Elongation              ≥3.90           %          GB/T  2568-1995

Bending Strength         ≥110           Mpa        GB/T  2570-1995

Flexural Modulus         ≥3700          Mpa        GB/T  2570-1995

Impact Strength          ≥13.0           Kj/m2       GB/T  2571-1995

Heat distortion temperature  ≥60           ℃          GB/T  1634-2004

Absorption(23±2℃)    ≤19            mg          GB/T  1034-1998

Barcol                  ≥50                        GB/T  3854-2005